CN107631895B - For holding the test device and test method of sand paper grinder curved surface grinding effect - Google Patents
For holding the test device and test method of sand paper grinder curved surface grinding effect Download PDFInfo
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- CN107631895B CN107631895B CN201710825698.4A CN201710825698A CN107631895B CN 107631895 B CN107631895 B CN 107631895B CN 201710825698 A CN201710825698 A CN 201710825698A CN 107631895 B CN107631895 B CN 107631895B
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Abstract
The invention discloses a kind of for holding the test device and test method of sand paper grinder curved surface grinding effect, it is good that elastic rubber resilience is utilized, the advantages such as long service life, pass through power drive mechanism, cam adjustment mechanism, the cooperation of cam jacking mechanism and testing stand molded surface, realize that the formation on polishing surface realizes the curved surface profiling of different radians and curvature, the test method of a science test polishing curved surface is proposed simultaneously, and grinding effect is quantified, there are reliable data to support for test, a variety of curved surfaces can be preferably provided, testing cost substantially reduces simultaneously.
Description
Technical field
The invention belongs to surface profiling apparatus technical fields, and in particular to one kind is for holding the polishing of sand paper grinder curved surface
The test device and test method of effect.
Background technique
The important mechanical equipment of process before hand-held sand paper grinder is polished as body structure surface, due to the degree of automation
Outstanding advantages of high, at low cost, good portability and applicability are wide, be currently increasingly being applied to metal,
The curved surface and plane of a variety of materials such as carpenter, composite material and structure polishing field, such as polish similar blade, crankshaft are isostructural
It is complex-curved etc..
Do not occur currently on the market a test device that sand paper grinder grinding effect can be held with validity test or
Test platform, people are generally only the hand-held sand paper grinder of direct use, and the variety classes for occurring on the market, different shaped
Number, the hand-held sand paper grinders of different brands, the test device or test platform for lacking profession carry out objective examination, and it beats in curved surface
Actual effect when mill often will cause sander product in this way and be unsatisfactory for user usage requirements, results even in and beats when serious
Grinder part is off quality and causes huge economic loss to user.For this purpose, design invention is a to may be implemented a variety of processing
The testing stand of the grinding effect test of curved surface is just particularly important, and there has been no the technologies for such issues that can solve at present.
Summary of the invention
In order to solve the above technical problems, the present invention provide it is a kind of for holding the test of sand paper grinder curved surface grinding effect
Device and test method are utilized the advantages such as the good, long service life of elastic rubber resilience, realize difference by cam mechanism
The curved surface profiling of radian and curvature.The test method of a science test polishing curved surface is proposed simultaneously, and has quantified polishing effect
Fruit can preferably provide a variety of curved surfaces, while testing cost substantially reduces so that there are reliable data to support for test.
Specific technical solution is as follows:
For holding the test device of sand paper grinder curved surface grinding effect, including power drive mechanism, cam adjustment machine
Structure, cam jacking mechanism and testing stand molded surface；The power drive mechanism is located at the lower section of testing stand molded surface, passes through
Cooperation cam adjustment mechanism and jacking mechanism act on molded surface, form the polishing curved surface of different curvature；
The power drive mechanism includes servo motor one and servo motor two, the servo motor one and servo motor two
It is connected on main shaft；The servo motor one is the Zhou Xuanzhuan for providing power and realizing whole device of cam adjustment mechanism；It is described
Servo motor two provides power for cam jacking mechanism, by bevel gear pair one and bevel gear pair two with moving cam jacking mechanism,
To realize the lifting of mandril；
The cam adjustment mechanism is connect by main shaft with bevel gear pair one and bevel gear pair two；
The cam jacking mechanism is connected on main shaft, including cam one, cam two, cam three, cam four, mandril one,
Mandril two, mandril three, mandril four；The cam one and cam two are connected on the output shaft of bevel gear pair one, cam three and convex
Wheel four is connected on the output shaft of bevel gear pair two；The mandril one, mandril two are contacted with cam one, two respectively, make it along vertical
Histogram is to movement；The mandril three, mandril four are contacted with cam three, four respectively, move in the vertical direction it；
The testing stand molded surface is tightened by inside and outside cuff by rubber used is tested, the upper surface album leave of rubber
Wall test specimen to be polished.
The device for testing sander curved surface grinding effect is connected in the bottom plate of testing stand by shaft coupling.
The inside and outside cuff is made of inside casing, outline border and elastic component, and the inside casing is ring-type, and the outline border is ring-type,
It can be embedded in the outside of above-mentioned inside casing, the elastic component is set among the outer peripheral surface of inside casing and the inner peripheral surface of outline border.
For holding the test method of the test device of sand paper grinder curved surface grinding effect, include the following steps:
(1) device for being used to test sander curved surface grinding effect is connected in the bottom plate first line of a couplet of testing stand by shaft coupling
In axis device mounting hole；
(2) four cams of cam jacking mechanism are mounted on the output shaft shaft part of bevel gear pair, it is ensured that be reliably connected；
(3) test rubber used is tightened with testing stand molded surface surrounding connection buckle and is connect, and ensure rubber
Four sides are fixed reliable by testing stand, and thin-walled is waited for that polishing part is pasted on the upper surface of rubber；
(4) position is adjusted by Serve Motor Control cam adjustment mechanism by suitable formation suitable for required plane；
Cam adjustment mechanism is adjusted by rotating to suitable position cam week by servo motor, then passes through servo motor adjustment cam top
Mechanism is played, so that cam driven mandril is risen the lower surface for withstanding rubber, until rubber waits for that polishing part forms corresponding curved surface with thin-walled；
(5) polishing part, which is polished, to be waited for thin-walled by hand-held sand paper grinder；
(6) after polishing, by Serve Motor Control, cam jacking mechanism is set back, is cut off the power；
(7) measurement thin-walled waits for polishing part and testing curved surface grinding effect.
The measurement thin-walled waits for that the method for polishing part and testing curved surface grinding effect is as follows:
(1) when thin-walled waits for polishing part mass measurement at one's leisure, following grinding effect calculation formula can be used and calculate polishing effect
Fruit parameter P:
In formula, P is grinding effect parameter, and Ra be that the thin-walled after polishing waits for the mean roughness on polishing part surface, survey 20 times
It is averaged, Δ M is the variable quantity that polishing front and back thin-walled waits for polishing part quality, and t is the time used of polishing；
(2) when thin-walled is when polishing part mass measurement inconvenience, following grinding effect calculation formula can be used and calculate polishing effect
Fruit parameter P:
In formula, P is grinding effect parameter, and A is the area that thin-walled waits for polishing part surface, and Δ h is that polishing front and back thin-walled waits beating
The variable quantity of part thickness is ground, ρ is the density that thin-walled waits for polishing part, and t is the time used of polishing, and Ra is that the thin-walled after polishing waits polishing
The mean roughness on part surface is surveyed 20 times and is averaged.
This method have the advantage that:
1, present invention feature creatively good using resilience of vulcanizate, realizes different radians and song by cam mechanism
The curved surface profiling of rate, provides a variety of curved surfaces.The present invention can be used for the test for curved surface and plane grinding effect, have good
Versatility, significantly reduce testing cost；
2, the invention proposes the test methods of a science test polishing curved surface, and have quantified grinding effect, so that examination
It tests and is supported with reliable data；
3, the present invention passes through the cooperation of cam adjustment mechanism and cam jacking mechanism, realizes the formation on polishing surface, automatically
Change degree is higher, more reliably；
4, motor of the invention is servo motor, is driving device, convenient for the control speed of rotation and start and stop；One servo
Motor provides power for cam adjustment mechanism, realizes the Zhou Xuanzhuan of whole device, another servo motor is that cam jacks up machine
Structure provides power, and the transmission and lifting of vertical axis are realized by bevel gear pair；
5, the present invention selects bevel gear pair transmission, is easy to implement the transmission of concurrent aces；
Detailed description of the invention
Fig. 1 is the main view of test device main part of the present invention；
Fig. 2 is test device main part scheme of installation of the present invention；
Fig. 3 is test device upper surface of the present invention schematic diagram；
Fig. 4 is that test device rubber of the present invention and thin-walled wait for polishing part scheme of installation.
In figure, 1- testing stand cabinet, 2- servo motor one, 3- shaft coupling mounting hole, 4- rubber, 5- servo motor two, 6-
Bevel gear pair two, 7- bevel gear pair one, 8- main shaft, 9- testing stand bottom plate, cuff inside and outside 10-, 11- cam one, 12- cam two,
13- cam three, 14- cam four, 15- mandril one, 16- mandril two, 17- mandril three, 18- mandril four, 19- thin-walled wait for polishing part.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing.
Fig. 1 is the main view of test device main part of the present invention, and Fig. 2 is that test device main part of the present invention installation is shown
It is intended to, Fig. 3 is test device upper surface of the present invention schematic diagram, and Fig. 4 is that test device rubber of the present invention and thin-walled wait for that polishing part is pacified
Schematic diagram is filled, as shown in the figure:
For holding the test device of sand paper grinder curved surface grinding effect, including power drive mechanism, cam adjustment machine
Structure, cam jacking mechanism and testing stand molded surface；
The power drive mechanism includes servo motor 1 and servo motor 25, and the servo motor 1 and servo are electric
Machine 25 is connected on main shaft 8；The servo motor 1 provides power for cam adjustment mechanism, realizes socializing for whole device
Turn；The servo motor 25 provides power for cam jacking mechanism, is realized by bevel gear pair 1 and bevel gear pair 26 vertical
The transmission and lifting of axis；
The cam adjustment mechanism is connect by main shaft 8 with bevel gear pair 1 and bevel gear pair 26；
The cam jacking mechanism is connected on main shaft 8, including cam 1, cam 2 12, cam 3 13, cam four
14, the cam 1 and cam 2 12 are connected on the output shaft of bevel gear pair 1, and cam 3 13 and cam 4 14 are connected to
On the output shaft of bevel gear pair 26；The mandril 1, mandril 2 16, mandril 3 17, mandril 4 18 respectively with cam 1,
Cam 2 12, cam 3 13, cam 4 14 are engaged；
The testing stand molded surface is tightened by inside and outside cuff 10 by rubber used is tested, and the upper surface of rubber is pasted
Thin-walled test specimen to be polished.
The device for testing sander curved surface grinding effect is connected in the bottom plate of testing stand by shaft coupling.
The inside and outside cuff 10 is made of inside casing, outline border and elastic component, and the inside casing is ring-type, and the outline border is ring
Shape, can be embedded in the outside of above-mentioned inside casing, and the elastic component is set among the outer peripheral surface of inside casing and the inner peripheral surface of outline border.
For holding the test method of the test device of sand paper grinder curved surface grinding effect, include the following steps:
(1) shaft coupling on the bottom plate of testing stand will be connected in by shaft coupling with the device of test sander curved surface grinding effect
In device mounting hole 3；
(2) four cams of cam jacking mechanism are mounted on the output shaft shaft part of bevel gear pair, it is ensured that be reliably connected；
(3) test rubber 4 used is tightened with testing stand molded surface surrounding connection buckle and is connect, and ensure rubber 4
Four sides it is fixed reliable by testing stand, thin-walled is waited for that polishing part 19 is pasted on the upper surface of rubber 4；
(4) position is adjusted by Serve Motor Control cam adjustment mechanism by suitable formation suitable for required plane；
Cam adjustment mechanism is adjusted by rotating to suitable position cam week by servo motor, then passes through servo motor adjustment cam top
Mechanism is played, so that cam driven mandril is risen the lower surface for withstanding rubber, until rubber waits for that polishing part forms corresponding curved surface with thin-walled；
(5) polishing part 19, which is polished, to be waited for thin-walled by hand-held sand paper grinder；
(6) after polishing, by Serve Motor Control, cam jacking mechanism is set back, is cut off the power；
(7) measurement thin-walled waits for polishing part and testing curved surface grinding effect.
The measurement thin-walled waits for that the method for polishing part and testing curved surface grinding effect is as follows:
(1) when thin-walled waits for polishing part mass measurement at one's leisure, following grinding effect calculation formula can be used and calculate polishing effect
Fruit parameter P:
In formula, P is grinding effect parameter, and Ra be that the thin-walled after polishing waits for the mean roughness on polishing part surface, survey 20 times
It is averaged, Δ M is the variable quantity that polishing front and back thin-walled waits for polishing part quality, and t is the time used of polishing；
(2) when thin-walled is when polishing part mass measurement inconvenience, following grinding effect calculation formula can be used and calculate polishing effect
Fruit parameter P:
In formula, P is grinding effect parameter, and A is the area that thin-walled waits for polishing part surface, and Δ h is that polishing front and back thin-walled waits beating
The variable quantity of part thickness is ground, ρ is the density that thin-walled waits for polishing part, and t is the time used of polishing, and Ra is that the thin-walled after polishing waits polishing
The mean roughness on part surface is surveyed 20 times and is averaged.
Claims (5)
1. for holding the test device of sand paper grinder curved surface grinding effect, it is characterised in that: including power drive mechanism, convex
Take turns adjustment mechanism, cam jacking mechanism and testing stand molded surface；The power drive mechanism is located at testing stand molded surface
Lower section acts on molded surface by cooperation cam adjustment mechanism and jacking mechanism, forms the polishing curved surface of different curvature；
The power drive mechanism includes servo motor one and servo motor two, and the servo motor one and servo motor two connect
On main shaft；The servo motor one is the Zhou Xuanzhuan for providing power and realizing whole device of cam adjustment mechanism；The servo
Motor two provides power for cam jacking mechanism, by bevel gear pair one and bevel gear pair two with moving cam jacking mechanism, thus
Realize the lifting of mandril；
The cam adjustment mechanism is connect by main shaft with bevel gear pair one and bevel gear pair two；
The cam jacking mechanism is connected on main shaft, including cam one, cam two, cam three, cam four, mandril one, mandril
Two, mandril three, mandril four；The cam one and cam two are connected on the output shaft of bevel gear pair one, cam three and cam four
It is connected on the output shaft of bevel gear pair two；The mandril one, mandril two are contacted with cam one, two respectively, make it along Vertical Square
To movement；The mandril three, mandril four are contacted with cam three, four respectively, move in the vertical direction it；
The testing stand molded surface is tightened by inside and outside cuff by rubber used is tested, and the upper surface of rubber is pasted thin-walled and waited for
Polishing test specimen.
2. according to claim 1 for holding the test device of sand paper grinder curved surface grinding effect, it is characterised in that:
The device for testing sander curved surface grinding effect is connected in the bottom plate of testing stand by shaft coupling.
3. according to claim 1 for holding the test device of sand paper grinder curved surface grinding effect, it is characterised in that:
The inside and outside cuff is made of inside casing, outline border and elastic component, and the inside casing is ring-type, and the outline border is ring-type, can be fitted into
In the outside of above-mentioned inside casing, the elastic component is set among the outer peripheral surface of inside casing and the inner peripheral surface of outline border.
4. it is as described in claim 1 for holding the test method of the test device of sand paper grinder curved surface grinding effect,
It is characterized in that, includes the following steps:
(1) device for being used to test sander curved surface grinding effect is connected in the bottom plate upper coupling of testing stand by shaft coupling
In mounting hole；
(2) four cams of cam jacking mechanism are mounted on the output shaft shaft part of bevel gear pair, it is ensured that be reliably connected；
(3) test rubber used is tightened into four for connecting, and ensuring rubber with testing stand molded surface surrounding connection buckle
Side is fixed reliable by testing stand, and thin-walled is waited for that polishing part is pasted on the upper surface of rubber；
(4) position is adjusted by Serve Motor Control cam adjustment mechanism by suitable formation suitable for required plane；Pass through
Servo motor adjusts cam adjustment mechanism by rotating to suitable position cam week, then adjusts cam jack-up machine by servo motor
Structure makes cam driven mandril rise the lower surface for withstanding rubber, until rubber waits for that polishing part forms corresponding curved surface with thin-walled；
(5) polishing part, which is polished, to be waited for thin-walled by hand-held sand paper grinder；
(6) after polishing, by Serve Motor Control, cam jacking mechanism is set back, is cut off the power；
(7) measurement thin-walled waits for polishing part and testing curved surface grinding effect.
5. it is according to claim 4 for holding the test method of the test device of sand paper grinder curved surface grinding effect,
It is characterized in that, the measurement thin-walled waits for that the method for polishing part and testing curved surface grinding effect is as follows:
(1) when thin-walled waits for polishing part mass measurement at one's leisure, following grinding effect calculation formula can be used and calculate grinding effect ginseng
Number P:
In formula, P is grinding effect parameter, and Ra be that the thin-walled after polishing waits for the mean roughness on polishing part surface, is made even for survey 20 times
Mean value, Δ M are the variable quantity that polishing front and back thin-walled waits for polishing part quality, and t is the time used of polishing；
(2) when thin-walled is when polishing part mass measurement inconvenience, following grinding effect calculation formula can be used and calculate grinding effect ginseng
Number P:
In formula, P is grinding effect parameter, and A is the area that thin-walled waits for polishing part surface, and Δ h is that polishing front and back thin-walled waits for polishing part
The variable quantity of thickness, ρ are the density that thin-walled waits for polishing part, and t is the time used of polishing, and Ra is that the thin-walled after polishing waits for polishing part table
The mean roughness in face is surveyed 20 times and is averaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710825698.4A CN107631895B (en) | 2017-09-14 | 2017-09-14 | For holding the test device and test method of sand paper grinder curved surface grinding effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710825698.4A CN107631895B (en) | 2017-09-14 | 2017-09-14 | For holding the test device and test method of sand paper grinder curved surface grinding effect |
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| Publication Number | Publication Date |
|---|---|
| CN107631895A CN107631895A (en) | 2018-01-26 |
| CN107631895B true CN107631895B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710825698.4A Expired - Fee Related CN107631895B (en) | 2017-09-14 | 2017-09-14 | For holding the test device and test method of sand paper grinder curved surface grinding effect |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109614765B (en) * | 2019-02-13 | 2023-06-20 | 上汽大众汽车有限公司 | Method for evaluating surface quality of automobile panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5051826B2 (en) * | 2006-12-12 | 2012-10-17 | 株式会社日本工機センター | Copy type grinding machine |
| CN202453262U (en) * | 2012-02-23 | 2012-09-26 | 立邦涂料（中国）有限公司 | Device for detecting polishing performance of material |
| KR20150052594A (en) * | 2013-11-06 | 2015-05-14 | 주식회사 포스코 | Simulation apparatus for removing scale of strip |
| CN106272021A (en) * | 2016-07-28 | 2017-01-04 | 钟磊 | The sanding apparatus of polishing effect can be detected |
| CN106071636B (en) * | 2016-08-02 | 2022-12-23 | 浙江工商大学 | Pulse ultrahigh-pressure liquid continuous treatment device |
| CN107097119A (en) * | 2017-06-23 | 2017-08-29 | 新乡市万创技术服务有限公司 | A kind of construction and decoration sheet material right-angle side sanding apparatus |
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Granted publication date: 20190607 Termination date: 20210914 |